| Question |
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| Answer |
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| What is the definition of Specific Defenses? |
Those that recognize self from non-self cells |
| What is the definition of Immune Mechanisms? |
the RECOGNITION and DESTRUCTION of foreign molecules by Cellular or Chemical means |
| List 3 characteristics of Antigens. |
1. Specific Proteins on all cells surfaces; 2. determine cell Identity; 3. trigger Immune Responses |
| What is meant by "Identity" with regard to Antigens? |
2 people Antigens are exactly the same, but the profile of Antigens varies from person to person |
| What is the definition of Antibodies? |
Plasma Proteins (immunoglobulins: Ig) synthesized to combine with specific Antigens |
| What is meant by "Identity" with regard to Antibodies? |
profile varies from Protein to Protein |
| What is the function of Antibodies? |
cause CLUMPING of cells bearing foreign Antigens |
| What are the major classes of Antibodies? |
IgG (Gamma Globulin), IgM |
| Ho do Antibodies know which Antigens are foreign? |
recognition of "self" and "foreign" Antigens is established BEFORE BIRTH |
| What is the term used for Antibodies when functional? |
Immunocompetence |
| What are the terms used for Antibodies when dysfunctional? |
Immunodeficiency, Autoimmunity |
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